# 1st Financial Bank USA

Business profile: public business information with links to supporting state records. Data as of October 16, 2026.

- Legal business name: 1st Financial Bank USA
- Entity type: Bank
- Original incorporation date: April 22, 1910
- Time in business: 116 years and 5 months
- Jurisdiction count: 3

## All known addresses

- 331 Dakota Dunes Blvd, North Sioux City, SD 57049 (listed in South Dakota)
- 98 PO Box, Dupree, SD 57623 (listed in New York)

## Registered states

- [Alabama](https://index.baselayer.com/al/ac86de35b214ce0d): Foreign registration
- [New York](https://index.baselayer.com/ny/f826602b4b0869df): Foreign registration
- [South Dakota](https://index.baselayer.com/sd/f778321aecbfa78f): Domestic registration

Source: public state registration records. Missing values are not a negative finding.

Cite as: Baselayer Business Index (https://index.baselayer.com/business/f778321aecbfa78f)